In the treatment of antibiotic wastewater , hydrolysis acidification - sbr - contact oxidation process can be used to replace anaerobic digestion process for improving water quality and treatment efficiency of subsequent aerobic biochemical process , avoiding secondary pollution from sulfur - containing methane which was produced from anaerobic digestion 摘要在抗生素废水处理中,水解酸化工艺替代厌氧消化工艺可改善水质,提高后续好氧生化处理效率,增强处理能力,同时可避免厌氧消化产生含硫沼气带来的二次污染。
The artificially intensified water purification technologies applied to the water improvement of the polluted river at home and abroad are summarized herein , and then the technologies with good prospect of popularization in china , i . e . the gravel contact oxidation process and the ecological floating island , are emphatically expatiated with the analysis on the actual case 摘要综述了现有国内外对污染河流人工强化净水工程技术,并著重对在我国有推广前景的砾间接触氧化技术和生态浮岛技术进行了阐述和工程实例分析。
Review of the status quo and progress on treating methods of dyeing wastewater were presented , especially the advanced techniques were introduced , such as membrane extraction , ultrasonic processes , high - energy physical processes , advanced oxidation processes , electrochemical processes , photochemical degradation and efficient bacterium processes 摘要本文系统地综述了国内外印染废水治理现状和进展,特别是近年来出现的一些新技术,如膜分离技术、超声波技术、高能物理法、深度氧化法、电化学法、光化学法和高降解菌法。
The dopants of zno , mgo , sio2 coated on the surface of al - 5zn - 10si alloy can shorten the incubation period of al - 5zn - 10si alloy directed oxidation process markedly , and keep the micro - channels homogeneous and unblocked , thereby redound to uniformly growing of the a12o3 / al composite , and increase the its relative density 在合金熔体表面所加的zno 、 mgo 、 sio _ 2引发剂可缩短al - 5zn - 10si合金氧化生长的孕育期,并有助于保持合金熔体与氧化生长体界面处微观通道的均布与畅通,从而有助于氧化生长体的均衡生长,并提高氧化生长体的致密性。
The paper summerized the technologies for syn - gas production from natural gas , including steam reforming process , carbon dioxide reforming process , catalytic partial oxidation process , non - catalytic partial oxidation process , autothermal reforming process , and it discussed their characteristics on technique and operation 摘要对目前天然气制备合成气主要的水蒸气转化法、二氧化碳转化法、催化部分氧化法、非催化部分氧化法、自热式转化法进行了综述,并对这些方法的技术特点和工艺操作进行了讨论。
The proposed method is applied to develop a soft sensor for estimating 4 - cba concentration in practical pta oxidation process . the simulation results by use of real industrial data show that the proposed method has such performances of high precision , strong robustness , easy maintenance and a few samples for modeling needed . 4 用混合建模方法建立了pta过程4 - cba含量的软测量模型,通过实际工业数据仿真表明,该方法具有建模样本需求少,精度高,鲁棒性好,易于维护的优点。